TTC & Pregnancy Resources

When do babies start to smile socially

On average,
based on a total of 368 votes:

- Babies start smiling at
5.5 weeks!

- Girls at
5.7 weeks (198 votes)
- Boys at
5.3 weeks (157 votes)

See boy vs. girl smiling comparison chart below!

*Every baby is unique and develops at his or her own pace, sometimes
earlier or later than other babies for any given milestone. These statistics
are based on aggregated votes by
parents visiting WhenMyBaby.com. If you have any questions or concerns about
your baby's development, make sure to immediately discuss with your baby's
medical doctor and/or healthcare provider.